**********More useful stuff
M_email
M_recipient
installation
instId
compName
M_orderaddr
M_instructions
MC_desc
name
address
postcode
country
countryString
tel
desc
M_desc
Postage
amount
amountString
cost
Total
currency
authCost
authAmountString
M_subject
M_zone
 
**********WP guff
transId
transStatus
transTime
cartId
cardType
ipAddress
msgType
rawAuthCode
authMode
rawAuthMessage
authentication
countryMatch
_SP.charEnc
AVS
charenc
lang